swath: IW1
Bperp (average): -62.97863193575329
Bpar (average): 41.87648076686607
swath: IW2
Bperp (average): -60.31491181857259
Bpar (average): 47.00148878524491
swath: IW3
Bperp (average): -57.839288206011396
Bpar (average): 50.98932859782087